もっと詳しく

The rest-client gem 1.6.10 through 1.6.13 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party.
Users of an affected version should consider downgrading to the last non-affected version of 1.6.9, or upgrading to 1.7.x.
Additionally, a set of other minor gems have been partially or completely yanked and are included in this advisory.
These include cron_parser, coin_base, blockchain_wallet, awesome-bot, doge-coin, capistrano-colors, bitcoin_vanity, lita_coin, coming-soon, and omniauth_amazon.

References